| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 690.0 | USD | 20180101 |
| Unknown | China national standards | MT | 880.0 | USD | 20180101 |
| Unknown | China national standards | MT | 790.0 | USD | 20180101 |
| Unknown | China national standards | MT | 870.0 | USD | 20180101 |
| Unknown | China national standards | MT | 880.0 | USD | 20180101 |
| Unknown | China national standards | MT | 770.0 | USD | 20180101 |
| Unknown | China national standards | MT | 820.0 | USD | 20171223 |
| Unknown | China national standards | MT | 760.0 | USD | 20171222 |
| Unknown | China national standards | MT | 4550.0 | USD | 20171221 |
| Unknown | China national standards | MT | 820.0 | USD | 20171220 |